<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
	</head>
	<style>
div.speech {
    float: left;
    margin: 10px 0;
    padding: 8px;
    table-layout: fixed;
    word-break: break-all;
    position: relative;
    background: -webkit-gradient( linear, 50% 0%, 50% 100%, from(#ffffff), color-stop(0.1, #ececec), color-stop(0.5, #dbdbdb), color-stop(0.9, #dcdcdc), to(#8c8c8c) );
    border: 1px solid #989898;
    border-radius: 8px;
}
div.speech:before {
    content: '';
    position: absolute;
    width: 0;
    height: 0;
    left: 15px;
    top: -20px;
    border: 10px solid;
    border-color: transparent transparent #989898 transparent;
}
div.speech:after {
 content: '';
 position: absolute;
 width: 0;
 height: 0;
 left: 17px;
 top: -16px;
 border: 8px solid;
 border-color: transparent transparent #ffffff transparent;
}
div.speech.right {
 display: inline-block;
 box-shadow: -2px 2px 5px #CCC;
 margin-right: 10px;
 max-width: 60%;
 float: right;
 background: -webkit-gradient( linear, 50% 0%, 50% 100%, from(#e4ffa7), color-stop(0.1, #bced50), color-stop(0.4, #aed943), color-stop(0.8, #a7d143), to(#99BF40) );
}
div.speech.right:before {
 content: '';
 position: absolute;
 width: 0;
 height: 0;
 top: 9px;
 bottom: auto;
 left: auto;
 right: -10px;
 border-width: 9px 0 9px 10px;
 border-color: transparent #989898;
}
div.speech.right:after {
 content: '';
 position: absolute;
 width: 0;
 height: 0;
 top: 10px;
 bottom: auto;
 left: auto;
 right: -8px;
 border-width: 8px 0 8px 9px;
 border-color: transparent #bced50;
}
div .left {
 display: inline-block;
 box-shadow: 2px 2px 2px #CCCCCC;
 margin-left: 10px;
 max-width: 60%;
 position: relative;
 background: -webkit-gradient( linear, 50% 0%, 50% 100%, from(#ffffff), color-stop(0.1, #eae8e8), color-stop(0.4, #E3E3E3), color-stop(0.8, #DFDFDF), to(#D9D9D9) );
}
div .left:before {
 content: '';
 position: absolute;
 width: 0;
 height: 0;
 top: 9px;
 bottom: auto;
 left: -10px;
 border-width: 9px 10px 9px 0;
 border-color: transparent #989898;
}
div .left:after {
 content: '';
 position: absolute;
 width: 0;
 height: 0;
 top: 10px;
 bottom: auto;
 left: -8px;
 border-width: 8px 9px 8px 0;
 border-color: transparent #eae8e8;
}
.leftimg {
 float: left;
 margin-top: 10px;
}
.rightimg {
 float: right;
 margin-top: 10px;
}
.leftd {
 clear: both;
 float: left;
 margin-left: 10px;
}
.rightd {
 clear: both;
 float: right;
 margin-right: 10px;
}

.leftd_h{
 width: 39px;
 height: 39px;
 border-radius: 100%;
 display: block;
 float: left;
 overflow: hidden;
}

.leftd_h img{
 display: block;
 width: 100%;
 height: auto;
}
.rightd_h{
 width: 39px;
 height: 39px;
 border-radius: 100%;
 display: block;
 float: right;
 overflow: hidden;
}

.rightd_h img{
 display: block;
 width: 100%;
 height: auto;
}		
	</style>
	<body>
		<div style="width: 400px; height: 500px; background-color: azure; margin-left: 20%;">
		<div class="leftd">
		    <span class="leftd_h">
		        <img src="../img/cat_head.png" />
		    </span>
		    <div class="speech left" ng-class="speech left"> 
		        二货，你看你傻样！
		    就拉萨酱豆腐啦睡觉了
		    </div>
		</div>
		<div class="rightd">
		    <span ng-class="rightd_h">
		        <img ng-src="./img/u_pic.pn" />
		    </span>
		    <div class="speech right" ng-class="speech left"> 
		       	哈哈
		    </div>
		</div>
		<div class="leftd">
		    <span ng-class="leftd_h">
		        <img ng-src="./img/c_pic.pn" />
		    </span>
		    <div class="speech left" ng-class="speech left"> 
		        笑什么笑，没看到本宝宝今天变漂亮了吗？
		    </div>
		</div>
		<div class="rightd">
		    <span ng-class="rightd_h">
		        <img ng-src="./img/u_pic.pn" />
		    </span>
		    <div class="speech right" ng-class="speech left"> 
		         不不不，每天你都很漂亮的啦！
		    </div>
		</div>
			<div class="rightd">
		    <span ng-class="rightd_h">
		        <img ng-src="./img/u_pic.pn" />
		    </span>
		    <div class="speech right" ng-class="speech left"> 
		         不不不，每天你都很漂亮的啦！
		    </div>
		</div>			
		</div>
	</body>
</html>
